* lib/rubygems:  Update to RubyGems 2.4.1 master(713ab65)
  Complete history at:
  https://github.com/rubygems/rubygems/blob/master/History.txt#L3-L216
* test/rubygems:  ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47582 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* test/test_tracer.rb: fixed testcase for rubygems update.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47583 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* properties.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47584 b2dd03c8-39d4-4d8f-98ff-823fe69b080e